RHEL7: How to get started with a minimal installation.

Problem Description

A lot of people are screaming because they installed a system through a minimal system image, using either the RHEL 7 minimal iso image or specifying @core in the kickstart %packages section.

They are ranting because they don’t find their habitual tools like ifconfig, nslookup, route, etc.
All the purpose of the minimal system image is to reduce the software footprint to the minimum for security reasons. They shouldn’t scream but choose an other system installation option!

Solution

To alleviate this situation, here is a minimal installation survival guide.